Oracle WebCenter Portal 11.1.1.9.0/12.2.1.3.0/12.2.1.4.0 XStream code injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.5 | $5k-$25k | 0.00 |
A vulnerability classified as very critical was found in Oracle WebCenter Portal 11.1.1.9.0/12.2.1.3.0/12.2.1.4.0 (Content Management System). Affected by this vulnerability is some unknown functionality of the component XStream. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was presented 07/20/2021 as Oracle Critical Patch Update Advisory - July 2021. It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2021-21345. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/24/2021). The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.
We expect the 0-day to have been worth approximately $25k-$100k.
Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
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: 9.9VulDB Meta Temp Score: 9.7
VulDB Base Score: 9.9
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.9
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: Code injectionCWE: CWE-94 / CWE-74 / CWE-707
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 |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
12/22/2020 🔍07/20/2021 🔍
07/20/2021 🔍
07/21/2021 🔍
07/24/2021 🔍
Sources
Vendor: oracle.comAdvisory: Oracle Critical Patch Update Advisory - July 2021
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2021-21345 (🔍)
Entry
Created: 07/21/2021 10:37Updated: 07/24/2021 05:54
Changes: 07/21/2021 10:37 (39), 07/24/2021 05:43 (3), 07/24/2021 05:54 (19)
Complete: 🔍
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