Exim SPA Authentication Buffer Overflow
Severity: MEDIUM
CVE Identifier: CVE-2005-0022
Advisory Date: FEB 15, 2011
DESCRIPTION
Buffer overflow in the spa_base64_to_bits function in Exim before 4.43, as originally obtained from Samba code, and as called by the auth_spa_client function, may allow attackers to execute arbitrary code during SPA authentication.
TREND MICRO PROTECTION INFORMATION
Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.
SOLUTION
Trend Micro Deep Security DPI Rule Number: 1000895
Trend Micro Deep Security DPI Rule Name: 1000895 - Exim SPA Authentication Buffer Overflow
AFFECTED SOFTWARE AND VERSION
- University of Cambridge Exim 4.40
- University of Cambridge Exim 4.41
- University of Cambridge Exim 4.42
Featured Stories
The Mirage of AI Programming: Hallucinations and Code IntegrityThe adoption of large language models (LLMs) and Generative Pre-trained Transformers (GPTs), such as ChatGPT, by leading firms like Microsoft, Nuance, Mix and Google CCAI Insights, drives the industry towards a series of transformative changes. As the use of these new technologies becomes prevalent, it is important to understand their key behavior, advantages, and the risks they present.Read more
Open RAN: Attack of the xAppsThis article discusses two O-RAN vulnerabilities that attackers can exploit. One vulnerability stems from insufficient access control, and the other arises from faulty message handlingRead more
A Closer Exploration of Residential Proxies and CAPTCHA-Breaking ServicesThis article, the final part of a two-part series, focuses on the details of our technical findings and analyses of select residential proxies and CAPTCHA-solving services.Read more
How Residential Proxies and CAPTCHA-Solving Services Become Agents of AbuseThis article, the first of a two-part series, provides insights on how abusers and cybercriminals use residential proxies and CAPTCHA-solving services to enable bots, scrapers, and stuffers, and proposes security countermeasures for organizations.Read more