ASUS RT-AC88U Download Master up to 3.1.0.105 Title productname injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.04 |
A vulnerability was found in ASUS RT-AC88U Download Master up to 3.1.0.105. It has been classified as problematic. Affected is some unknown functionality of the file /Main_Login.asp?flag=1&productname=RT-AC88U&url=/downloadmaster/task.asp of the component Title Handler. The manipulation of the argument productname
with an unknown input leads to a injection vulnerability. CWE is classifying the issue as CWE-74. The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. This is going to have an impact on integrity.
The weakness was presented 12/08/2020 by Marc Ruef with scip AG as VDB-165678 as confirmed entry (VulDB). The advisory is available at vuldb.com. The public release was coordinated in cooperation with the vendor. This vulnerability is traded as CVE-2020-29655. Successful exploitation requires user interaction by the victim. Technical details and a public exploit are known. This vulnerability is assigned to T1055 by the MITRE ATT&CK project.
A public exploit has been developed by Marc Ruef and been published immediately after the advisory. It is declared as proof-of-concept. The exploit is shared for download at vuldb.com. The vulnerability was handled as a non-public zero-day exploit for at least 91 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:Main_Login.asp?flag=1&productname=RT-AC88U&url=/downloadmaster/task.asp it is possible to find vulnerable targets with Google Hacking.
Upgrading to version 3.1.0.108 eliminates this vulnerability.
Product
Vendor
Name
License
- commercial
CPE 2.3
CPE 2.2
CVSSv3
VulDB Meta Base Score: 5.9VulDB Meta Temp Score: 5.7
VulDB Base Score: 4.3
VulDB Temp Score: 3.9
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
Class: InjectionCWE: CWE-74 / CWE-707
ATT&CK: T1055
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Marc Ruef
Download: 🔍
Google Hack: 🔍
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: 🔍
Exploit Delay Time: 🔍
Upgrade: RT-AC88U Download Master 3.1.0.108
Timeline
09/08/2020 🔍09/08/2020 🔍
12/08/2020 🔍
12/08/2020 🔍
12/08/2020 🔍
12/09/2020 🔍
12/13/2020 🔍
Sources
Vendor: asus.comAdvisory: VDB-165678
Researcher: Marc Ruef
Organization: scip AG
Status: Confirmed
Coordinated: 🔍
CVE: CVE-2020-29655 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 12/08/2020 08:03 AMUpdated: 12/13/2020 09:21 AM
Changes: 12/08/2020 08:03 AM (40), 12/08/2020 08:04 AM (17), 12/08/2020 08:05 AM (2), 12/08/2020 08:38 AM (7), 12/09/2020 09:20 AM (1), 12/13/2020 09:16 AM (2), 12/13/2020 09:21 AM (18)
Complete: 🔍
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