newsx read_article() buffer-overflow
| newsx-readarticle-bo (43844) |  High Risk |
Description:
newsx is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the read_article() function. By sending an overly long request containing a preceeding ".", a local attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to crash.
Platforms Affected:
- Debian, Debian Linux 4.0
- newsx, newsx 1.6
Remedy:
Refer to Red Hat Bugzilla Bug 454483 for patch, upgrade or suggested workaround information. See References.
Consequences:
Gain Privileges
References:
- NetBSD Web site, The NetBSD Packages Collection: news/newsx at ftp://ftp.netbsd.org/pub/NetBSD/packages/pkgsrc/news/newsx/README.html.
- Red Hat Bugzilla Bug 454483, [SECURITY] Stack overflow with lines with leading '.' at https://bugzilla.redhat.com/show_bug.cgi?id=454483.
- BID-30231: Newsx 'read_article()' Buffer Overflow Vulnerability
- CVE-2008-3252: Stack-based buffer overflow in the read_article function in getarticle.c in newsx 1.6 allows remote attackers to execute arbitrary code via a news article containing a large number of lines starting with a period.
- DSA-1622: newsx -- buffer overflow
Reported:
Jul 08, 2008
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