ELOG el_submit() function format string
| elog-elsubmit-format-string (29987) |  High Risk |
Description:
ELOG could allow a remote attacker to execute arbitrary commands on the system, caused by a format string vulnerability in the el_submit() function in elogd.c when handling attachments. By sending a specially-crafted attachment filename, a remote attacker could exploit this vulnerability to execute arbitrary commands on the vulnerable system or cause the application to crash.
*CVSS:
| Base Score: | 7 |
| Access Vector: | Remote |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 5.2 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
For Debian GNU/Linux:
Refer to DSA-1242-1 for patch, upgrade, or suggested workaround information. See References.
References:
- Debian Bug report logs - #392016: elog: Needs a security audit.
- ELOG Web site: The ELOG Home Page.
- BID-20876: ELOG EL_Submit Function Remote Format String Vulnerability
- CVE-2006-5790: Multiple format string vulnerabilities in elogd.c in ELOG 2.6.2 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via (1) an entry with an attachment whose name contains format string specifiers (el_submit function), and possibly other vectors in the (2) receive_config, (3) show_rss_feed, (4) show_elog_list, (5) show_logbook_node, and (6) server_loop functions.
- DSA-1242: elog -- several vulnerabilities
- SA22638: ELOG Multiple Vulnerabilities
- VUPEN/ADV-2006-4315: ELOG Remote Format String and Client-Side Cross Site Scripting Vulnerabilities
Platforms Affected:
- Debian Debian Linux 3.1
- Stefan Ritt Elog Web Logbook 2.6.2 and prior
Reported:
Oct 31, 2006
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.