GNU Libextractor 1.4 plugins/dvi_extractor.c EXTRACTOR_dvi_extract_method out-of-bounds
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in GNU Libextractor 1.4. Affected by this issue is the function EXTRACTOR_dvi_extract_method
of the file plugins/dvi_extractor.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:
In GNU Libextractor 1.4, there is an out-of-bounds read in the EXTRACTOR_dvi_extract_method function in plugins/dvi_extractor.c.
The bug was discovered 10/17/2017. The weakness was published 10/26/2017 (Website). The advisory is available at lists.gnu.org. This vulnerability is handled as CVE-2017-15922 since 10/26/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.
The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 105009 (Debian DLA-1198-1 : libextractor security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.
Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (105009). Similar entries are available at 107800, 107801, 108001 and 108002.
Product
Vendor
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: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Out-of-boundsCWE: CWE-125 / CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 105009
Nessus Name: Debian DLA-1198-1 : libextractor security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
10/17/2017 🔍10/17/2017 🔍
10/26/2017 🔍
10/26/2017 🔍
10/26/2017 🔍
10/27/2017 🔍
12/04/2017 🔍
12/05/2017 🔍
01/04/2023 🔍
Sources
Vendor: gnu.orgAdvisory: DLA 1198-1
Researcher: Leon Zhao
Status: Not defined
CVE: CVE-2017-15922 (🔍)
SecurityFocus: 101595 - Libextractor 'plugins/dvi_extractor.c' Denial of Service Vulnerability
See also: 🔍
Entry
Created: 10/27/2017 09:17Updated: 01/04/2023 14:59
Changes: 10/27/2017 09:17 (54), 12/01/2019 06:56 (11), 01/20/2021 19:23 (13), 01/20/2021 19:25 (1), 01/04/2023 14:59 (3)
Complete: 🔍
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