CVE-2013-1618: opera opera_browser Cryptographic Issues

Vulnerability summary

CVE-2013-1618 is a medium (CVSS 4.0) Cryptographic Issues vulnerability in opera opera_browser. EPSS estimates a 2.16% chance of exploitation in the next 30 days, higher than 81.9% of scored vulnerabilities.

Timeline

1. 08-02-2013
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

The TLS implementation in Opera before 12.13 does not properly consider timing side-channel attacks on a MAC check operation during the processing of malformed CBC padding, which allows remote attackers to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data for crafted packets, a related issue to CVE-2013-0169.

• CWE-310Cryptographic IssuesWeaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not addressed.