CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in rsyslog up to 5.7.5. Affected is some unknown functionality of the component Daemon. The manipulation as part of a Log Message leads to a release of resource vulnerability. CWE is classifying the issue as CWE-772. The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed. This is going to have an impact on availability. CVE summarizes:
A memory leak in rsyslog before 5.7.6 was found in the way deamon processed log messages were logged when multiple rulesets were used and some output batches contained messages belonging to more than one ruleset. A local attacker could cause denial of the rsyslogd daemon service via a log message belonging to more than one ruleset.
The bug was discovered 03/03/2011. The weakness was published 11/14/2019. This vulnerability is traded as CVE-2011-1489 since 03/21/2011. The attack needs to be approached locally. A authentication is required for exploitation. There are neither technical details nor an exploit publicly available.
The vulnerability was handled as a non-public zero-day exploit for at least 22 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 76012 (openSUSE Security Update : rsyslog (openSUSE-SU-2011:0326-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l.
Upgrading to version 5.7.6 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (76012). Similar entries are available at 145559 and 145561.
Product
Name
Version
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: 4.4VulDB Meta Temp Score: 4.3
VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
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: Release of resourceCWE: CWE-772 / CWE-400 / CWE-404
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 76012
Nessus Name: openSUSE Security Update : rsyslog (openSUSE-SU-2011:0326-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: rsyslog 5.7.6
Patch: github.com
Timeline
03/03/2011 🔍03/21/2011 🔍
03/25/2011 🔍
06/13/2014 🔍
11/14/2019 🔍
11/15/2019 🔍
02/14/2024 🔍
Sources
Advisory: 1ef709cc97d54f74d3fdeb83788cc4b01f4c6a2aStatus: Not defined
CVE: CVE-2011-1489 (🔍)
OSVDB: 75191
See also: 🔍
Entry
Created: 11/15/2019 06:59Updated: 02/14/2024 09:00
Changes: 11/15/2019 06:59 (43), 11/15/2019 07:04 (23), 02/14/2024 09:00 (6)
Complete: 🔍
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