CVE-2019-8280
First published: Fri Mar 01 2019(Updated: )
UltraVNC revision 1203 has out-of-bounds access vulnerability in VNC client inside RAW decoder, which can potentially result code execution. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1204.
Credit: vulnerability@kaspersky.com vulnerability@kaspersky.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| UltraVNC | <1.2.2.3 | |
| Siemens SINAMICS GH150 | ||
| Siemens SINAMICS GL150 Firmware | ||
| Siemens SINAMICS GM150 (with option X30) | ||
| Siemens SINAMICS SH150 firmware | ||
| Siemens SINAMICS SL150 | ||
| Siemens SINAMICS SM120 | ||
| Siemens SINAMICS SM150 Firmware | ||
| Siemens SINAMICS SM150i firmware | ||
| Siemens SIMATIC HMI Comfort Outdoor Panels 7’ and 15’ (incl. SIPLUS variants) Update 4 | <16 | 16 |
| Siemens SIMATIC HMI Comfort Panels | <16 | 16 |
| Siemens SIMATIC HMI Mobile Panels | <16 | 16 |
| Siemens SIMATIC WinCC Runtime Advanced | <16 | 16 |
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Reference Links
- https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-009-ultravnc-access-of-memory-location-after-end-of-buffer/
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11
- https://www.us-cert.gov/ics/advisories/icsa-20-161-06
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-131-04 (Advisory)
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-131-11 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2019-8280?
CVE-2019-8280 has a critical severity level due to potential code execution risks via network connectivity.
How do I fix CVE-2019-8280?
To fix CVE-2019-8280, upgrade to UltraVNC revision 1204 or later.
What systems are affected by CVE-2019-8280?
CVE-2019-8280 affects UltraVNC versions up to 1.2.2.3 and various Siemens SINAMICS and SIMATIC products.
Can CVE-2019-8280 be exploited remotely?
Yes, CVE-2019-8280 can be exploited remotely through network access.
Is there a patch available for CVE-2019-8280?
Yes, a patch is available by upgrading to UltraVNC revision 1204, which resolves CVE-2019-8280.
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- agent/softwarecombine
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- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- collector/ics-cert-advisory
- source/ICS
- vendor/uvnc
- canonical/ultravnc
- vendor/siemens
- canonical/siemens sinamics gh150
- canonical/siemens sinamics gl150 firmware
- canonical/siemens sinamics gm150 (with option x30)
- canonical/siemens sinamics sh150 firmware
- canonical/siemens sinamics sl150
- canonical/siemens sinamics sm120
- canonical/siemens sinamics sm150 firmware
- canonical/siemens sinamics sm150i firmware
- canonical/siemens simatic hmi comfort outdoor panels 7’ and 15’ (incl. siplus variants) update 4
- canonical/siemens simatic hmi comfort panels
- canonical/siemens simatic hmi mobile panels
- canonical/siemens simatic wincc runtime advanced