GNU wget up to 1.19.1 HTTP Chunk Size src/http.c skip_short_body memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.9 | $0-$5k | 0.00 |
A vulnerability was found in GNU wget up to 1.19.1 (Automation Software). It has been rated as critical. Affected by this issue is the function skip_short_body
of the file src/http.c of the component HTTP Chunk Size Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.
The bug was discovered 08/22/2017. The weakness was released 10/26/2017 by Antti Levomaki, Christian Jalio, Joonas Pihlaja and Juhani Eronen (Website). The advisory is shared for download at gnu.org. This vulnerability is handled as CVE-2017-13089 since 08/22/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.
The vulnerability was handled as a non-public zero-day exploit for at least 65 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 104182 (Amazon Linux AMI : wget (ALAS-2017-916)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 157836 (Oracle Enterprise Linux Security Update for wget (ELSA-2018-3052)).
Upgrading to version 1.19.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (104182).
Product
Type
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: 8.0VulDB Meta Temp Score: 7.9
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CNA Base Score: 8.8
CNA Vector (CERT/CC): 🔍
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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: 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 |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 104182
Nessus Name: Amazon Linux AMI : wget (ALAS-2017-916)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 53379
OpenVAS Name: Debian Security Advisory DSA 4008-1 (wget - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: wget 1.19.2
Patch: git.savannah.gnu.org
Timeline
08/22/2017 🔍08/22/2017 🔍
10/26/2017 🔍
10/26/2017 🔍
10/26/2017 🔍
10/26/2017 🔍
10/27/2017 🔍
10/27/2017 🔍
10/27/2017 🔍
01/04/2023 🔍
Sources
Vendor: gnu.orgAdvisory: RHSA-2017:3075
Researcher: Antti Levomaki, Christian Jalio, Joonas Pihlaja, Juhani Eronen
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2017-13089 (🔍)
OVAL: 🔍
SecurityTracker: 1039661
SecurityFocus: 101592 - GNU wget CVE-2017-13089 Stack Buffer Overflow Vulnerability
Entry
Created: 10/27/2017 09:33Updated: 01/04/2023 15:04
Changes: 10/27/2017 09:33 (82), 12/01/2019 07:52 (5), 01/20/2021 19:46 (2), 01/20/2021 19:52 (1), 01/04/2023 15:02 (4), 01/04/2023 15:04 (11)
Complete: 🔍
Cache ID: 3:DE8:103
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