Squid Web Proxy up to 4.17/5.6 Internal URL unknown vulnerability
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability was found in Squid Web Proxy up to 4.17/5.6 (Firewall Software). It has been declared as problematic. Affected by this vulnerability is an unknown code block of the component Internal URL Handler. The manipulation with an unknown input leads to a exposure of sensitive information due to incompatible policies vulnerability. The CWE definition for the vulnerability is CWE-213. The product's intended functionality exposes information to certain actors in accordance with the developer's security policy, but this information is regarded as sensitive according to the intended security policies of other stakeholders such as the product's administrator, users, or others whose information is being processed. As an impact it is known to affect confidentiality. The summary by CVE is:
An issue was discovered in Squid 4.9 through 4.17 and 5.0.6 through 5.6. Due to inconsistent handling of internal URIs, there can be Exposure of Sensitive Information about clients using the proxy via an HTTPS request to an internal cache manager URL. This is fixed in 5.7.
The weakness was released 12/26/2022 as GHSA-rcg9-7fqm-83mq. The advisory is shared at github.com. This vulnerability is known as CVE-2022-41317 since 09/23/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.
Upgrading to version 5.7 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at squid-cache.org. The best possible mitigation is suggested to be upgrading to the latest version.
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: 5.0VulDB Meta Temp Score: 4.9
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Exposure of sensitive information due to incompatible policiesCWE: CWE-213 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Web Proxy 5.7
Patch: squid-cache.org
Timeline
09/23/2022 🔍12/26/2022 🔍
12/26/2022 🔍
01/24/2023 🔍
Sources
Vendor: squid-cache.orgAdvisory: GHSA-rcg9-7fqm-83mq
Status: Confirmed
CVE: CVE-2022-41317 (🔍)
Entry
Created: 12/26/2022 07:52Updated: 01/24/2023 11:47
Changes: 12/26/2022 07:52 (43), 01/24/2023 11:47 (11)
Complete: 🔍
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