Sendmail up to 8.12.3 alias/map/statistics/pid denial of service
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in Sendmail (Mail Server Software). Affected is an unknown part of the file alias/map/statistics/pid. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:
Sendmail 8.9.0 through 8.12.3 allows local users to cause a denial of service by obtaining an exclusive lock on the (1) alias, (2) map, (3) statistics, and (4) pid files.
The issue has been introduced in 05/19/1998. The weakness was published 05/23/2002 by dynamo (Website). The advisory is available at sendmail.org. This vulnerability is traded as CVE-2002-1827 since 06/29/2005. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.
A public exploit has been developed in ANSI C. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1465 days. During that time the estimated underground price was around $5k-$25k.
Upgrading to version 8.12.4 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at X-Force (9162).
Product
Type
Name
Version
- 8.9.0
- 8.9.1
- 8.9.2
- 8.9.3
- 8.10
- 8.10.1
- 8.10.2
- 8.11.0
- 8.11.1
- 8.11.2
- 8.11.3
- 8.11.4
- 8.11.5
- 8.11.6
- 8.12.0
- 8.12.1
- 8.12.2
- 8.12.3
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.0VulDB Meta Temp Score: 3.6
VulDB Base Score: 4.0
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Sendmail 8.12.4
Timeline
05/19/1998 🔍05/23/2002 🔍
05/23/2002 🔍
05/24/2002 🔍
06/03/2002 🔍
12/31/2002 🔍
11/25/2004 🔍
06/29/2005 🔍
08/04/2014 🔍
07/03/2017 🔍
Sources
Advisory: sendmail.orgResearcher: dynamo
Status: Not defined
Confirmation: 🔍
CVE: CVE-2002-1827 (🔍)
X-Force: 9162
Vulnerability Center: 6133 - DoS in Sendmail <= 8.12.3 via File Lock, Medium
SecurityFocus: 4822 - Sendmail File Locking Denial Of Service Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 08/04/2014 17:09Updated: 07/03/2017 10:39
Changes: 08/04/2014 17:09 (62), 07/03/2017 10:39 (8)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.