CVE-2010-4344

Description

Heap-based buffer overflow in the string_vformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session that includes two MAIL commands in conjunction with a large message containing crafted headers, leading to improper rejection logging.

CVSS breakdown

Affected products

• Canonical / Ubuntu Linux6.06 – 6.06
• Canonical / Ubuntu Linux9.10 – 9.10
• Canonical / Ubuntu Linux8.04 – 8.04
• Debian / debian_linux5.0 – 5.0
• Exim / Exim4.70
• openSUSE / opensuse11.3 – 11.3
• openSUSE / opensuse11.2 – 11.2
• openSUSE / opensuse11.1 – 11.1

References

• MAILING_LISThttp://lists.opensuse.org/opensuse-security-announce/2010-12/msg00003.html
• MISChttp://www.exim.org/lurker/message/20101207.215955.bb32d4f2.en.html
• MISChttp://bugs.exim.org/show_bug.cgi?id=787
• MISChttp://www.securitytracker.com/id?1024858
• MISChttp://www.redhat.com/support/errata/RHSA-2010-0970.html
• VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2010/3186
• MISChttp://www.securityfocus.com/bid/45308
• EXPLOIThttp://www.metasploit.com/modules/exploit/unix/smtp/exim4_string_format
• MISChttp://atmail.com/blog/2010/atmail-6204-now-available/
• VENDOR_ADVISORYhttp://secunia.com/advisories/42576
• VENDOR_ADVISORYhttp://secunia.com/advisories/42587
• MISChttps://bugzilla.redhat.com/show_bug.cgi?id=661756
• MAILING_LISThttp://lists.exim.org/lurker/message/20101210.164935.385e04d0.en.html
• VENDOR_ADVISORYhttp://secunia.com/advisories/40019
• VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2010/3172
• MISChttp://www.kb.cert.org/vuls/id/682457
• VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2010/3181
• VENDOR_ADVISORYhttp://secunia.com/advisories/42586
• VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2010/3317
• VENDOR_ADVISORYhttp://www.ubuntu.com/usn/USN-1032-1
• MISChttp://www.cpanel.net/2010/12/exim-remote-memory-corruption-vulnerability-notification-cve-2010-4344.html
• MISChttp://www.osvdb.org/69685
• MISChttp://www.securityfocus.com/archive/1/515172/100/0/threaded
• MISChttp://www.theregister.co.uk/2010/12/11/exim_code_execution_peril/
• VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2010/3246
• MISCftp://ftp.exim.org/pub/exim/ChangeLogs/ChangeLog-4.70
• VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2010/3204
• MISChttp://git.exim.org/exim.git/commit/24c929a27415c7cfc7126c47e4cad39acf3efa6b
• VENDOR_ADVISORYhttp://www.debian.org/security/2010/dsa-2131
• VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2010/3171
• VENDOR_ADVISORYhttp://secunia.com/advisories/42589
• MAILING_LISThttp://openwall.com/lists/oss-security/2010/12/10/1
• MAILING_LISThttp://www.openwall.com/lists/oss-security/2021/05/04/7