Exiv2 0.26 basicio.cpp printIFDStructure out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.7 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Exiv2 0.26 (Image Processing Software). Affected is the function Exiv2::Image::printIFDStructure
of the file basicio.cpp. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
There is a heap-based buffer overflow in basicio.cpp of Exiv2 0.26. The vulnerability causes an out-of-bounds write in Exiv2::Image::printIFDStructure(), which may lead to remote denial of service or possibly unspecified other impact.
The bug was discovered 08/16/2017. The weakness was published 08/18/2017 (Website). The advisory is available at bugzilla.redhat.com. This vulnerability is traded as CVE-2017-12955 since 08/18/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.
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 vulnerability scanner Nessus provides a plugin with the ID 111098 (openSUSE Security Update : exiv2 (openSUSE-2018-727)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171360 (OpenSUSE Security Update for exiv2 (openSUSE-SU-2018:1961-1)).
Upgrading eliminates this vulnerability. A possible mitigation has been published 12 months after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (111098).
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: 8.0VulDB Meta Temp Score: 7.9
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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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: 🔍
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NVD Base Score: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
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 |
Nessus ID: 111098
Nessus Name: openSUSE Security Update : exiv2 (openSUSE-2018-727)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
08/16/2017 🔍08/18/2017 🔍
08/18/2017 🔍
08/18/2017 🔍
08/19/2017 🔍
07/13/2018 🔍
07/16/2018 🔍
11/08/2019 🔍
Sources
Advisory: bugzilla.redhat.comStatus: Not defined
CVE: CVE-2017-12955 (🔍)
Entry
Created: 08/19/2017 08:55Updated: 11/08/2019 21:52
Changes: 08/19/2017 08:55 (69), 11/08/2019 21:52 (6)
Complete: 🔍
Cache ID: 3:242:103
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