Vulnerability index

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OpenSSL CRITICAL 9.8
CVE-2022-2274EPSS 45%

The OpenSSL 3.0.4 release introduced a serious bug in the RSA implementation for X86_64 CPUs supporting the AVX512IFMA instructions. This issue makes…

No fix yet
Fix from $2,300 2022-07-01
OpenSSL HIGH 7.3
CVE-2022-2068EPSS 96%

In addition to the c_rehash shell command injection identified in CVE-2022-1292, further circumstances where the c_rehash script does not properly sa…

Fix: 1.0 / 1.0.2zf+
Fix from $1,950 2022-06-21
OpenSSL HIGH 7.5
CVE-2022-1473

The OPENSSL_LH_flush() function, which empties a hash table, contains a bug that breaks reuse of the memory occuppied by the removed hash table entri…

Fix: 3.0.3+
Fix from $1,950 2022-05-03
OpenSSL HIGH 7.3
CVE-2022-1292EPSS 83%

The c_rehash script does not properly sanitise shell metacharacters to prevent command injection. This script is distributed by some operating system…

Fix: 1.0.2ze / 1.1.1o+
Fix from $1,950 2022-05-03
OpenSSL MEDIUM 5.9
CVE-2022-1434

The OpenSSL 3.0 implementation of the RC4-MD5 ciphersuite incorrectly uses the AAD data as the MAC key. This makes the MAC key trivially predictable.…

Fix: 3.0.3+
Fix from $1,600 2022-05-03
OpenSSL MEDIUM 5.3
CVE-2022-1343

The function `OCSP_basic_verify` verifies the signer certificate on an OCSP response. In the case where the (non-default) flag OCSP_NOCHECKS is used …

Fix: 3.0.3+
Fix from $1,600 2022-05-03
OpenSSL HIGH 7.5
CVE-2022-0778EPSS 73%

The BN_mod_sqrt() function, which computes a modular square root, contains a bug that can cause it to loop forever for non-prime moduli. Internally t…

Fix: 1.0.2zd / 1.1.1n+
Fix from $1,950 2022-03-15
OpenSSL MEDIUM 5.9
CVE-2021-4160

There is a carry propagation bug in the MIPS32 and MIPS64 squaring procedure. Many EC algorithms are affected, including some of the TLS 1.3 default …

Fix: 1.0 / 1.1.1m+
Fix from $1,600 2022-01-28
OpenSSL HIGH 7.5
CVE-2021-4044EPSS 50%

Internally libssl in OpenSSL calls X509_verify_cert() on the client side to verify a certificate supplied by a server. That function may return a neg…

Fix: 1.0.2 / 17.3.0+
Fix from $1,950 2021-12-14
OpenSSL CRITICAL 9.8
CVE-2021-3711EPSS 88%

In order to decrypt SM2 encrypted data an application is expected to call the API function EVP_PKEY_decrypt(). Typically an application will call thi…

Fix: 1.1.1l+
Fix from $2,300 2021-08-24
OpenSSL HIGH 7.4
CVE-2021-3712EPSS 50%

ASN.1 strings are represented internally within OpenSSL as an ASN1_STRING structure which contains a buffer holding the string data and a field holdi…

Fix: 1.0.2za / 1.1.1l+
Fix from $1,950 2021-08-24
OpenSSL HIGH 7.4
CVE-2021-3450EPSS 18%

The X509_V_FLAG_X509_STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Sta…

Fix: 1.1.1k / 10.24.1+
Fix from $1,950 2021-03-25
OpenSSL MEDIUM 5.9
CVE-2021-3449EPSS 63%

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello…

Fix: 1.1.1k / 12.22.1+
Fix from $1,600 2021-03-25
OpenSSL HIGH 7.5
CVE-2021-23840EPSS 51%

Calls to EVP_CipherUpdate, EVP_EncryptUpdate and EVP_DecryptUpdate may overflow the output length argument in some cases where the input length is cl…

Fix: 1.0.2y / 1.1.1j+
Fix from $1,950 2021-02-16
OpenSSL MEDIUM 5.9
CVE-2021-23841EPSS 7%

The OpenSSL public API function X509_issuer_and_serial_hash() attempts to create a unique hash value based on the issuer and serial number data conta…

Fix: 1.0.2y / 1.1.1j+
Fix from $1,600 2021-02-16
OpenSSL MEDIUM 5.9
CVE-2020-1971EPSS 7%

The X.509 GeneralName type is a generic type for representing different types of names. One of those name types is known as EDIPartyName. OpenSSL pro…

Fix: 1.0.2x / 1.1.1i+
Fix from $1,600 2020-12-08
OpenSSL HIGH 7.5
CVE-2020-1967EPSS 53%

Server or client applications that call the SSL_check_chain() function during or after a TLS 1.3 handshake may crash due to a NULL pointer dereferenc…

Fix: after 8.0.20
Fix from $1,950 2020-04-21
OpenSSL MEDIUM 5.3
CVE-2019-1551EPSS 14%

There is an overflow bug in the x64_64 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC algorithms are affected. Analy…

Fix: after 8.0.20
Fix from $1,600 2019-12-06
OpenSSL MEDIUM 5.9
CVE-2019-1559EPSS 17%

If an application encounters a fatal protocol error and then calls SSL_shutdown() twice (once to send a close_notify, and once to receive one) then O…

Fix: 1.0.2r+
Fix from $1,600 2019-02-27
OpenSSL MEDIUM 5.9
CVE-2018-0734EPSS 12%

The OpenSSL DSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing …

Fix: 6.15.0 / 8.14.0+
Fix from $1,600 2018-10-30
OpenSSL MEDIUM 5.9
CVE-2018-0735

The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signin…

Fix: 10.12.0 / 11.3.0+
Fix from $1,600 2018-10-29
OpenSSL HIGH 7.5
CVE-2016-8610EPSS 40%

A denial of service flaw was found in OpenSSL 0.9.8, 1.0.1, 1.0.2 through 1.0.2h, and 1.1.0 in the way the TLS/SSL protocol defined processing of ALE…

Fix: after 1.0.2h
Fix from $1,950 2017-11-13
OpenSSL HIGH 7.5
CVE-2017-3730EPSS 55%

In OpenSSL 1.1.0 before 1.1.0d, if a malicious server supplies bad parameters for a DHE or ECDHE key exchange then this can result in the client atte…

Patch available
Fix from $1,950 2017-05-04
OpenSSL HIGH 7.5
CVE-2017-3733EPSS 13%

During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handshake (or vice-versa) then this…

Patch available
Fix from $1,950 2017-05-04
OpenSSL HIGH 7.5
CVE-2016-7052EPSS 30%

crypto/x509/x509_vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by tri…

Fix: 4.6.0 / 6.7.0+
Fix from $1,950 2016-09-26
OpenSSL MEDIUM 5.9
CVE-2016-6306EPSS 42%

The certificate parser in OpenSSL before 1.0.1u and 1.0.2 before 1.0.2i might allow remote attackers to cause a denial of service (out-of-bounds read…

Fix: 0.10.47 / 0.12.16+
Fix from $1,600 2016-09-26
OpenSSL HIGH 7.5
CVE-2016-6304EPSS 63%

Multiple memory leaks in t1_lib.c in OpenSSL before 1.0.1u, 1.0.2 before 1.0.2i, and 1.1.0 before 1.1.0a allow remote attackers to cause a denial of …

Fix: 0.10.47 / 0.12.16+
Fix from $1,950 2016-09-26
OpenSSL HIGH 7.5
CVE-2016-6302EPSS 26%

The tls_decrypt_ticket function in ssl/t1_lib.c in OpenSSL before 1.1.0 does not consider the HMAC size during validation of the ticket length, which…

Patch available
Fix from $1,950 2016-09-16
OpenSSL CRITICAL 9.8
CVE-2016-2182EPSS 44%

The BN_bn2dec function in crypto/bn/bn_print.c in OpenSSL before 1.1.0 does not properly validate division results, which allows remote attackers to …

Mitigation only
Fix from $2,300 2016-09-16
OpenSSL HIGH 7.5
CVE-2016-2181EPSS 23%

The Anti-Replay feature in the DTLS implementation in OpenSSL before 1.1.0 mishandles early use of a new epoch number in conjunction with a large seq…

Mitigation only
Fix from $1,950 2016-09-16