SAP Internet Graphics Server 7.20/7.20EXT/7.45/7.49/7.53 Portwatcher resource management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.0 | $5k-$25k | 0.00 |
A vulnerability, which was classified as problematic, has been found in SAP Internet Graphics Server 7.20/7.20EXT/7.45/7.49/7.53 (Application Server Software). This issue affects an unknown function of the component Portwatcher. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:
SAP Internet Graphics Server (IGS) Portwatcher, 7.20, 7.20EXT, 7.45, 7.49, 7.53, allows an attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service.
The bug was discovered 05/08/2018. The weakness was released 05/09/2018 (Website). It is possible to read the advisory at blogs.sap.com. The identification of this vulnerability is CVE-2018-2421 since 12/15/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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 03/11/2023).
The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Entries connected to this vulnerability are available at 117549, 117545, 117546 and 117547.
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: 6.0VulDB Meta Temp Score: 6.0
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CNA Base Score: 5.3
CNA Vector (SAP SE): 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
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: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
12/15/2017 🔍05/08/2018 🔍
05/08/2018 🔍
05/09/2018 🔍
05/09/2018 🔍
05/10/2018 🔍
03/11/2023 🔍
Sources
Vendor: sap.comAdvisory: blogs.sap.com
Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-2421 (🔍)
SecurityFocus: 104111 - SAP Internet Graphics Server CVE-2018-2421 Denial of Service Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20150716
See also: 🔍
Entry
Created: 05/10/2018 11:46Updated: 03/11/2023 13:34
Changes: 05/10/2018 11:46 (60), 02/04/2020 07:21 (4), 03/11/2023 13:34 (14)
Complete: 🔍
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