Exiv2 0.26 crwimage_int.cpp readDirectory resource consumption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in Exiv2 0.26 (Image Processing Software). Affected is the function CiffDirectory::readDirectory
of the file crwimage_int.cpp. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:
CiffDirectory::readDirectory() at crwimage_int.cpp in Exiv2 0.26 has excessive stack consumption due to a recursive function, leading to Denial of service.
The bug was discovered 09/26/2018. The weakness was disclosed 09/28/2018 (Website). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2018-17581 since 09/28/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.
The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197336 (Ubuntu Security Notification for Exiv2 Vulnerabilities (USN-3852-1)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entries 101786, 104439, 104559 and 107246 are pretty similar.
Product
Type
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: 5.4
VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
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 |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource consumptionCWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
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 |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
07/27/2017 🔍09/26/2018 🔍
09/28/2018 🔍
09/28/2018 🔍
09/28/2018 🔍
09/28/2018 🔍
05/19/2023 🔍
Sources
Advisory: RHSA-2019:2101Status: Confirmed
CVE: CVE-2018-17581 (🔍)
SecurityFocus: 100030 - Exiv2 'tiffvisitor.cpp' Remote Denial of Service Vulnerability
See also: 🔍
Entry
Created: 09/28/2018 15:09Updated: 05/19/2023 12:45
Changes: 09/28/2018 15:09 (65), 03/27/2020 19:39 (3), 05/19/2023 12:45 (3)
Complete: 🔍
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