DD-WRT up to 48599 httpd memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in DD-WRT up to 48599. It has been classified as critical. This vulnerability affects unknown code of the component httpd. Performing a manipulation results in memory corruption. This vulnerability is identified as CVE-2022-27631. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in DD-WRT up to 48599. It has been classified as critical. This affects an unknown code block of the component httpd. 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:

A memory corruption vulnerability exists in the httpd unescape functionality of DD-WRT Revision 32270 - Revision 48599. A specially-crafted HTTP request can lead to memory corruption. An attacker can send a network request to trigger this vulnerability.

The weakness was released 08/06/2022 as TALOS-2022-1510. It is possible to read the advisory at talosintelligence.com. This vulnerability is uniquely identified as CVE-2022-27631 since 04/05/2022. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/31/2022).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (Talos): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/05/2022 🔍
08/06/2022 +123 days 🔍
08/06/2022 +0 days 🔍
08/31/2022 +25 days 🔍

Sourcesinfo

Advisory: TALOS-2022-1510
Status: Not defined

CVE: CVE-2022-27631 (🔍)
GCVE (CVE): GCVE-0-2022-27631
GCVE (VulDB): GCVE-100-205791

Entryinfo

Created: 08/06/2022 08:13
Updated: 08/31/2022 09:50
Changes: 08/06/2022 08:13 (38), 08/31/2022 09:50 (21)
Complete: 🔍
Cache ID: 216::103

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