Out-of-bounds Read Affecting openssl package, versions <1:1.0.1e-42.el7_1.8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
24.65% (97th percentile)

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  • Snyk IDSNYK-RHEL7-OPENSSL-4550205
  • published26 Jul 2021
  • disclosed11 Jun 2015

Introduced: 11 Jun 2015

CVE-2015-1789  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:7 openssl to version 1:1.0.1e-42.el7_1.8 or higher.
This issue was patched in RHSA-2015:1115.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssl package and not the openssl package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

The X509_cmp_time function in crypto/x509/x509_vfy.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted length field in ASN1_TIME data, as demonstrated by an attack against a server that supports client authentication with a custom verification callback.

References

CVSS Scores

version 3.1