Apache HTTP Server up to 2.4.24 Response Split data processing
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.8 | $0-$5k | 0.00 |
A vulnerability was found in Apache HTTP Server up to 2.4.24 (Web Server). It has been rated as critical. This issue affects some unknown processing of the component Response Handler. The manipulation with an unknown input leads to a data processing vulnerability (Split). Using CWE to declare the problem leads to CWE-19. Impacted is availability.
The bug was discovered 12/20/2016. The weakness was published 12/20/2016 by Sergey Bobrov as Apache HTTP Server 2.4.25 Released as confirmed release notes (Website). The advisory is shared at httpd.apache.org. The identification of this vulnerability is CVE-2016-8743 since 10/18/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 102178 (Amazon Linux AMI : httpd24 (ALAS-2017-863)), 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 370348 (Apple Mac OS X Security Update Sierra 10.12.4, El Capitan 2017-001 and Yosemite 2017-001 Not Installed (APPLE-SA-2017-03-27-3)).
Upgrading to version 2.4.25 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 (102178). Similar entries are available at 67180, 67181, 67182 and 67183.
Product
Type
Vendor
Name
Version
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.4.6
- 2.4.7
- 2.4.8
- 2.4.9
- 2.4.10
- 2.4.11
- 2.4.12
- 2.4.13
- 2.4.14
- 2.4.15
- 2.4.16
- 2.4.17
- 2.4.18
- 2.4.19
- 2.4.20
- 2.4.21
- 2.4.22
- 2.4.23
- 2.4.24
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: 5.9VulDB Meta Temp Score: 5.8
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
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
Name: SplitClass: Data processing / Split
CWE: CWE-19
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 |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 102178
Nessus Name: Amazon Linux AMI : httpd24 (ALAS-2017-863)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 801284
OpenVAS Name: Apache HTTP Server Whitespace Defects Multiple Vulnerabilities
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: HTTP Server 2.4.25
Timeline
10/18/2016 🔍12/20/2016 🔍
12/20/2016 🔍
12/20/2016 🔍
12/21/2016 🔍
12/22/2016 🔍
07/27/2017 🔍
08/04/2017 🔍
08/14/2018 🔍
10/12/2022 🔍
Sources
Vendor: apache.orgAdvisory: Apache HTTP Server 2.4.25 Released
Researcher: Sergey Bobrov
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2016-8743 (🔍)
OVAL: 🔍
SecurityTracker: 1037508
SecurityFocus: 105093 - Apache HTTP Server CVE-2016-4975 HTTP Response Splitting Vulnerability
See also: 🔍
Entry
Created: 12/22/2016 10:29Updated: 10/12/2022 13:52
Changes: 12/22/2016 10:29 (71), 07/14/2019 17:32 (17), 10/12/2022 13:52 (4)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.