CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.3 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in UnZip (affected version unknown). This affects an unknown functionality of the component Password Protected ZIP Archive. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
Info-ZIP UnZip 6.0 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly execute arbitrary code via a crafted password-protected ZIP archive, possibly related to an Extra-Field size value.
The weakness was published 10/30/2015 by Gustavo Grieco (Website). It is possible to read the advisory at info-zip.org. This vulnerability is uniquely identified as CVE-2015-7696 since 10/04/2015. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 86551 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171621 (SUSE Enterprise Linux Security Update for unzip (SUSE-SU-2018:2978-1)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the vulnerability database at Tenable (86551). Similar entries are available at 73897, 78976, 95463 and 95531.
Product
Name
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.3
VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: 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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Nessus ID: 86551
Nessus File: 🔍
Nessus Risk: 🔍
OpenVAS ID: 703386
OpenVAS Name: Debian Security Advisory DSA 3386-1 (unzip - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
09/07/2015 🔍10/04/2015 🔍
10/29/2015 🔍
10/30/2015 🔍
11/02/2015 🔍
11/06/2015 🔍
06/25/2022 🔍
Sources
Advisory: USN-2788-1Researcher: Gustavo Grieco
Status: Confirmed
CVE: CVE-2015-7696 (🔍)
OVAL: 🔍
SecurityTracker: 1034027
SecurityFocus: 76863 - Info-ZIP UnZip Heap Buffer Overflow and Denial of Service Vulnerabilities
See also: 🔍
Entry
Created: 11/02/2015 10:38Updated: 06/25/2022 15:00
Changes: 11/02/2015 10:38 (54), 02/27/2018 08:25 (10), 06/25/2022 14:58 (3), 06/25/2022 15:00 (1)
Complete: 🔍
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