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| Vulnerability ID | VCID-8vay-89ye-aaae |
| Aliases |
CVE-2019-12995
|
| Summary | Istio before 1.2.2 mishandles certain access tokens, leading to "Epoch 0 terminated with an error" in Envoy. This is related to a jwt_authenticator.cc segmentation fault. |
| Status | Published |
| Exploitability | 0.5 |
| Weighted Severity | 6.8 |
| Risk | 3.4 |
| Affected and Fixed Packages | Package Details |
| CWE-476 | NULL Pointer Dereference |
| Reference id | Reference type | URL |
|---|---|---|
| https://api.first.org/data/v1/epss?cve=CVE-2019-12995 | ||
| https://github.com/istio/istio.io/pull/4555 | ||
| https://github.com/istio/istio/issues/15084 | ||
| https://istio.io/about/notes/ | ||
| cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:* | https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:* | |
| CVE-2019-12995 | https://nvd.nist.gov/vuln/detail/CVE-2019-12995 | |
| ISTIO-SECURITY-2019-002 | https://istio.io/latest/news/security/ISTIO-SECURITY-2019-002/ |
| Exploitability (E) | Access Vector (AV) | Access Complexity (AC) | Authentication (Au) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|
high functional unproven proof_of_concept not_defined |
local adjacent_network network |
high medium low |
multiple single none |
none partial complete |
none partial complete |
none partial complete |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Percentile | 0.70610 |
| EPSS Score | 0.00329 |
| Published At | Dec. 17, 2024, midnight |
| Date | Actor | Action | Source | VulnerableCode Version |
|---|---|---|---|---|
| There are no relevant records. | ||||